Finding the Fourth Proportional to 106,620,958.24, 159,931,439.16 and 25,841,926.24
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Solution
The fourth proportional to 106,620,958.24, 159,931,439.16 and 25,841,926.24 is: 38,762,889.80
Step by Step Solution
- Step 1: Write the proportion equation
106,620,958.24 : 159,931,439.16 = 25,841,926.24 : x - Step 2: Convert to fraction form
106,620,958.24/159,931,439.16 = 25,841,926.24/x - Step 3: Cross multiply
106,620,958.24x = 159,931,439.16 × 25,841,926.24 - Step 4: Simplify right side
106,620,958.24x = 4,132,936,454,229,767 - Step 5: Solve for x
x = 4,132,936,454,229,767/106,620,958.24 - Step 6: Final answer
x = 38,762,889.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.